Christian Gottfried Ehrenberg an Alexander von Humboldt. [Berlin], 7. Juni 1853

  • 2r
  • Christian Gottfried Ehrenberg an Alexander von Humboldt. Berlin, 6. Mai 1854

  • 3r

Catalogue of Life

  • No hit.

GBIF Backbone Taxonomy

  • No hit.

Tropicos - Missouri Botanical Garden

  • No hit.

The International Plant Names Index

  • No hit.

Encylopedia of Life

  • No hit.

Wikipedia (eng.)

  • No hit.